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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(2-hydroxy-ethyl)-5,11-dihydro-chromeno[4,3-c]chromene-2,8-diol 554431-34-4 C18H16O5
    5-(2-hydroxy-ethyl)-5,11-dihydro-chromeno[4,3-c]chromene-2,8-diol
    —— 5-bromo-N4-[2-(1H-imidazol-5-yl)ethyl]-N2-(2-methyl-6-quinolinyl)-2,4-pyrimidinediamine 702675-83-0 C19H18BrN7
    5-bromo-N4-[2-(1H-imidazol-5-yl)ethyl]-N2-(2-methyl-6-quinolinyl)-2,4-pyrimidinediamine
    —— 5-(4-{4-[3-(2-Chloro-phenyl)-[1,2,4]oxadiazol-5-yl]-phenoxy}-phenoxy)-5-(2-ethoxy-ethyl)-pyrimidine-2,4,6-trione 620633-28-5 C28H23ClN4O7
    5-(4-{4-[3-(2-Chloro-phenyl)-[1,2,4]oxadiazol-5-yl]-phenoxy}-phenoxy)-5-(2-ethoxy-ethyl)-pyrimidine-2,4,6-trione
    —— (5-methyl-thiazol-2-yl)-nitro-amine 101349-73-9 C4H5N3O2S
    (5-methyl-thiazol-2-yl)-nitro-amine
    —— 5-(4-fluorobenzyl)-3-(3-fluorophenyl)-1,2,4-oxadiazole 1373156-60-5 C15H10F2N2O
    5-(4-fluorobenzyl)-3-(3-fluorophenyl)-1,2,4-oxadiazole
    —— [5-(4-trifluoromethylphenyl)[1,2,4]thiadiazol-3-yl]methanol 851225-37-1 C10H7F3N2OS
    [5-(4-trifluoromethylphenyl)[1,2,4]thiadiazol-3-yl]methanol
    —— 5-Jod-2,6-dimethyl-3-dodecyl-1,4-benzochinon 7345-96-2 C20H31IO2
    5-Jod-2,6-dimethyl-3-dodecyl-1,4-benzochinon
    —— 5α,6,6,20,20-Pentafluor-pregnan-3β-ol 5529-51-1 C21H31F5O
    5α,6,6,20,20-Pentafluor-pregnan-3β-ol
    —— 5-Phenoxy-3-furylmethyl-chrysanthemat 30476-28-9 C21H24O4
    5-Phenoxy-3-furylmethyl-chrysanthemat
    —— [5-(2-hydroxy-ethyl)-1-methyl-pyrrol-2-yl]-<i>p</i>-tolyl-methanone 35711-33-2 C15H17NO2
    [5-(2-hydroxy-ethyl)-1-methyl-pyrrol-2-yl]-<i>p</i>-tolyl-methanone
    —— 5-[2-(3-ethyl-3<i>H</i>-benzothiazol-2-ylidene)-ethylidene]-3,3'-diheptyl-2'-thioxo-dihydro-[2,5']bithiazolylidene-4,4'-dione 33006-67-6 C31H41N3O2S4
    5-[2-(3-ethyl-3<i>H</i>-benzothiazol-2-ylidene)-ethylidene]-3,3'-diheptyl-2'-thioxo-dihydro-[2,5']bithiazolylidene-4,4'-dione
    —— 5-hydroxy-3-oxo-5β,14β-estrane-10,17α-dicarboxylic acid 907571-45-3 C20H28O6
    5-hydroxy-3-oxo-5β,14β-estrane-10,17α-dicarboxylic acid
    —— 5-[(3,3-dimethylbutanoyl)-amino]-1-(2-fluorobenzyl)-N-(3-methylphenyl)-1H-indole-2-carboxamide 509149-37-5 C29H30FN3O2
    5-[(3,3-dimethylbutanoyl)-amino]-1-(2-fluorobenzyl)-N-(3-methylphenyl)-1H-indole-2-carboxamide
    —— 5,5''-dibromo-2,4,2'',4''-tetrahydroxy-3,3''-sulfanediyl-di-benzophenone 104396-78-3 C26H16Br2O6S
    5,5''-dibromo-2,4,2'',4''-tetrahydroxy-3,3''-sulfanediyl-di-benzophenone
    —— 5-(4-(dimethylamino)phenyl)-4-methyl-3-(4-sulfamoylphenyl)thiophene-2-carboxylic acid 1394374-65-2 C20H20N2O4S2
    5-(4-(dimethylamino)phenyl)-4-methyl-3-(4-sulfamoylphenyl)thiophene-2-carboxylic acid
    —— 5,6,7-Trimethoxy-2-methyl-3-phenyl-chromen-4-on 14291-45-3 C19H18O5
    5,6,7-Trimethoxy-2-methyl-3-phenyl-chromen-4-on
    —— 5-(3-methyl-4H-benzo[b][1,4]thiazin-2-yl)-4-(p-tolyl)-4H-1,2,4-triazole-3-thiol 169058-57-5 C18H16N4S2
    5-(3-methyl-4H-benzo[b][1,4]thiazin-2-yl)-4-(p-tolyl)-4H-1,2,4-triazole-3-thiol
    —— (5Z)-5-benzylidene-2-ethenylsulfanyl-4-methyl-4-thiophen-2-ylthiophene-3-carbonitrile 1593011-58-5 C19H15NS3
    (5Z)-5-benzylidene-2-ethenylsulfanyl-4-methyl-4-thiophen-2-ylthiophene-3-carbonitrile
    —— 5-(2-butyl-4-chloro-1H-imidazol-5-yl)-3-(4-chlorophenyl)-1H-pyrazole 1279711-05-5 C16H16Cl2N4
    5-(2-butyl-4-chloro-1H-imidazol-5-yl)-3-(4-chlorophenyl)-1H-pyrazole
    —— [5-fluoro-2,4-dioxo-3-(undec-10-enoyloxymethyl)pyrimidin-1-yl]methyl undec-10-enoate 115124-67-9 C28H43FN2O6
    [5-fluoro-2,4-dioxo-3-(undec-10-enoyloxymethyl)pyrimidin-1-yl]methyl undec-10-enoate
    —— 5-(N-cyanoamino)-1,3-dimethyluracil 1536471-82-5 C7H8N4O2
    5-(N-cyanoamino)-1,3-dimethyluracil
    —— (5S)-2-amino-5-[4-(difluoromethoxy)-3-isopropylphenyl]-3-methyl-5-phenyl-3,5-dihydro-4H-imidazol-4-one 1062607-53-7 C20H21F2N3O2
    (5S)-2-amino-5-[4-(difluoromethoxy)-3-isopropylphenyl]-3-methyl-5-phenyl-3,5-dihydro-4H-imidazol-4-one
    —— 5-amino-3-methylthio-1-phenyl-6-(o-chlorophenylamino)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one 1172995-30-0 C18H15ClN6OS
    5-amino-3-methylthio-1-phenyl-6-(o-chlorophenylamino)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one
    —— {5-[5-(2-pyrrolidin-1-yl-ethoxy)-1H-pyrrolo[2,3-b]pyridin-3-ylmethyl]-pyridin-2-yl}-(4-trifluoromethyl-benzyl)-amine 923562-28-1 C27H28F3N5O
    {5-[5-(2-pyrrolidin-1-yl-ethoxy)-1H-pyrrolo[2,3-b]pyridin-3-ylmethyl]-pyridin-2-yl}-(4-trifluoromethyl-benzyl)-amine
    —— 5-[3-(2-methylpyrazol-3-yl)phenyl]-N-[4-(2-pyrrolidin-1-ylethoxy)phenyl]-[1,2,4]triazolo[1,5-a]pyridin-2-amine 1142940-65-5 C28H29N7O
    5-[3-(2-methylpyrazol-3-yl)phenyl]-N-[4-(2-pyrrolidin-1-ylethoxy)phenyl]-[1,2,4]triazolo[1,5-a]pyridin-2-amine
    —— (5-chloro-2-hydroxy-4-methylphenyl)(7-ethyl-2-methyl-4,7-dihydropyrazolo[1,5-a]pyrimidin-6-yl)methanone 1544458-58-3 C17H18ClN3O2
    (5-chloro-2-hydroxy-4-methylphenyl)(7-ethyl-2-methyl-4,7-dihydropyrazolo[1,5-a]pyrimidin-6-yl)methanone
    —— (5R)-5-{[ (tert-butyl)dimethylsilyl]oxy}-16-[(4-methoxybenzyl)oxy]hexadec-6-yn-8-one 1323140-40-4 C30H50O4Si
    (5R)-5-{[ (tert-butyl)dimethylsilyl]oxy}-16-[(4-methoxybenzyl)oxy]hexadec-6-yn-8-one
    —— 5-[tert-butyl(dimethyl)silyl]oxy-2-[(8S,9S)-9-methyl-1,4-dioxaspiro[4.4]nonan-8-yl]pentanal 109908-43-2 C19H36O4Si
    5-[tert-butyl(dimethyl)silyl]oxy-2-[(8S,9S)-9-methyl-1,4-dioxaspiro[4.4]nonan-8-yl]pentanal
    —— 5-methyl-6-morpholin-4-yl-3-pentyl-5<i>H</i>-isothiazolo[5,4-<i>d</i>]pyrimidin-4-one 28562-31-4 C15H22N4O2S
    5-methyl-6-morpholin-4-yl-3-pentyl-5<i>H</i>-isothiazolo[5,4-<i>d</i>]pyrimidin-4-one
    —— 5,6,7,8-tetrahydro-2<i>H</i>-spiro[benzo[<i>e</i>][1,2,4]triazine-3,1'-cyclopentane] 4-oxide 62089-39-8 C11H17N3O
    5,6,7,8-tetrahydro-2<i>H</i>-spiro[benzo[<i>e</i>][1,2,4]triazine-3,1'-cyclopentane] 4-oxide
    —— 5-chloromethyl-3-isopropyl-2-<i>m</i>-tolyl-oxazolidine 29638-59-3 C14H20ClNO
    5-chloromethyl-3-isopropyl-2-<i>m</i>-tolyl-oxazolidine
    —— 5-Methoxy-2-phenethyl-1,2,3,4,9,9a-hexahydro-10-oxa-2-aza-anthracen-4a-ol 26558-61-2 C21H25NO3
    5-Methoxy-2-phenethyl-1,2,3,4,9,9a-hexahydro-10-oxa-2-aza-anthracen-4a-ol
    —— 5-methyl-2-(2-naphthalen-2-yloxy-ethyl)-4-(2-phenoxy-ethyl)-1,2-dihydro-pyrazol-3-one 64076-67-1 C24H24N2O3
    5-methyl-2-(2-naphthalen-2-yloxy-ethyl)-4-(2-phenoxy-ethyl)-1,2-dihydro-pyrazol-3-one
    —— 5-(morpholin-4-yl-acetyl)-5,6-dihydro-dibenzo[<i>b</i>,<i>f</i>]azocine 30717-09-0 C21H22N2O2
    5-(morpholin-4-yl-acetyl)-5,6-dihydro-dibenzo[<i>b</i>,<i>f</i>]azocine
    —— 5-Methyl-1-(2,3-di-O-benzoyl-5-O-diphenylphosphoryl-β-D-ribofuranosyl)-6-aza-uracil 2672-72-2 C35H30N3O11P
    5-Methyl-1-(2,3-di-O-benzoyl-5-O-diphenylphosphoryl-β-D-ribofuranosyl)-6-aza-uracil
    —— 5b.8.8.10a-Tetramethyl-1-isopropyl-5a-methoxycarbonyl-1.2.3.4.5.5a.5b.6.7.7a.8.9.10.10a.10b.11.12.12a-octadecahydro-dicyclopenta<a.i>phenanthren 18061-22-8 C29H46O2
    5b.8.8.10a-Tetramethyl-1-isopropyl-5a-methoxycarbonyl-1.2.3.4.5.5a.5b.6.7.7a.8.9.10.10a.10b.11.12.12a-octadecahydro-dicyclopenta<a.i>phenanthren
    —— (5,5-Dimethyloxolan-2-yl)methanesulfonyl chloride 1600776-10-0 C7H13ClO3S
    (5,5-Dimethyloxolan-2-yl)methanesulfonyl chloride
    —— 5-(3-fluorophenyl)-N-(4-methoxyphenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-amine 1202489-13-1 C19H15FN4O
    5-(3-fluorophenyl)-N-(4-methoxyphenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-amine
    —— 5'-Chlor-2'-methylangelanilid 10515-71-6 C12H14ClNO
    5'-Chlor-2'-methylangelanilid
    —— 5-chloro-6-(4-(1-(4-chlorobenzyl)piperidin-4-yl)piperazin-1-yl)-N-phenethylnicotinamide 1190874-06-6 C30H35Cl2N5O
    5-chloro-6-(4-(1-(4-chlorobenzyl)piperidin-4-yl)piperazin-1-yl)-N-phenethylnicotinamide
    —— 5,7-dichloroquinolin-8-ol;(1S,2S,4S,8S,9S,11S,13S)-12-fluoro-11-hydroxy-8-(2-hydroxyacetyl)-6,6,9,13-tetramethyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-16-one 65415-39-6 C33H36Cl2FNO7
    5,7-dichloroquinolin-8-ol;(1S,2S,4S,8S,9S,11S,13S)-12-fluoro-11-hydroxy-8-(2-hydroxyacetyl)-6,6,9,13-tetramethyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-16-one
    —— 5,5-Dichloro-2-ethoxy-4-phenyl-[1,3,2]dioxaphosphinane 2-oxide 95444-91-0 C11H13Cl2O4P
    5,5-Dichloro-2-ethoxy-4-phenyl-[1,3,2]dioxaphosphinane 2-oxide
    —— 5-phenoxy-2,3-diphenyl-1H-inden-1-one 1380243-08-2 C27H18O2
    5-phenoxy-2,3-diphenyl-1H-inden-1-one
    —— 5-chloro-6-(phenylamino)nicotinic acid 1019387-27-9 C12H9ClN2O2
    5-chloro-6-(phenylamino)nicotinic acid
    —— 5-(aminomethyl)-3-(3-fluorophenyl)sulfonyl-N,7-dimethylpyrazolo[1,5-a]pyrimidin-2-amine;hydrochloride 1220646-37-6 C15H16FN5O2S*ClH
    5-(aminomethyl)-3-(3-fluorophenyl)sulfonyl-N,7-dimethylpyrazolo[1,5-a]pyrimidin-2-amine;hydrochloride
    —— 5-(5-Nitro-furan-2-yl)-3-[(Z)-2-(5-nitro-furan-2-yl)-vinyl]-pyrazole-1-carboxylic acid ethyl ester 17479-72-0 C16H12N4O8
    5-(5-Nitro-furan-2-yl)-3-[(Z)-2-(5-nitro-furan-2-yl)-vinyl]-pyrazole-1-carboxylic acid ethyl ester
    —— 5-methyl-isoxazole-3-carboxylic acid 4-(tricyclo[2.2.1.0<sup>2,6</sup>]hept-1-ylcarbamoyl-sulfamoyl)-phenethylamide 24488-90-2 C21H24N4O5S
    5-methyl-isoxazole-3-carboxylic acid 4-(tricyclo[2.2.1.0<sup>2,6</sup>]hept-1-ylcarbamoyl-sulfamoyl)-phenethylamide
    —— 5-Chloro-2-(4-trifluoromethyl-phenyl)-[1,2,4]thiadiazol-3-one 28912-25-6 C9H4ClF3N2OS
    5-Chloro-2-(4-trifluoromethyl-phenyl)-[1,2,4]thiadiazol-3-one
    —— 5-amino-1-(β-D-ribofuranosyl)-4-(1,2,4-triazol-3-yl)imidazole 54202-84-5 C10H14N6O4
    5-amino-1-(β-D-ribofuranosyl)-4-(1,2,4-triazol-3-yl)imidazole
    —— 5-Chloro-2,2-bis-(chloro-difluoro-methyl)-[1,3,4]oxadiazole-3-carbonitrile 27674-14-2 C5Cl3F4N3O
    5-Chloro-2,2-bis-(chloro-difluoro-methyl)-[1,3,4]oxadiazole-3-carbonitrile